Toothbrush



FIG. 1 is front perspective view of a toothbrush;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is an enlarged front perspective view taken from FIG. 1 ;

FIG. 9 is an enlarged rear perspective view taken from FIG. 2 ;

FIG. 10 is an enlarged side perspective view taken from FIG. 4 ;

FIG. 11 is an enlarged front view taken from FIG. 5 ;

FIG. 12 is an enlarged top view taken from FIG. 6 ; and,

FIG. 13 is an enlarged bottom view taken from FIG. 7 .

The broken lines shown in FIGS. 7 and 13 depict portions of the toothbrush that form no part of the claimed design. The dot-dashed lines depicting the borders of the enlarged views form no part of the claimed design. 

CLAIM The ornamental design for a toothbrush, as shown and described. 